Merge pull request #678 from leider/master

now includes jslint inside the build
preparing tests for jslint (switching to must instead of chai) (activities)
preparing tests for jslint (switching to must instead of chai) (administration)
preparing tests for jslint (switching to must instead of chai) (announcements)
removed unused var
preparing tests for jslint (switching to must instead of chai) (commons)
preparing tests for jslint (switching to must instead of chai) (frontend)
preparing tests for jslint (switching to must instead of chai) (groups)
preparing tests for jslint (switching to must instead of chai) (mailarchive)
preparing tests for jslint (switching to must instead of chai) (mailarchive)
preparing tests for jslint (switching to must instead of chai) (mailsender)
preparing tests for jslint (switching to must instead of chai) (members)
preparing tests for jslint (switching to must instead of chai) (middleware)
preparing tests for jslint (switching to must instead of chai) (moment)
preparing tests for jslint (switching to must instead of chai) (notifications)
preparing tests for jslint (switching to must instead of chai) (persistence)
preparing tests for jslint (switching to must instead of chai) (restricted-access)
preparing tests for jslint (switching to must instead of chai) (waitinglist)
preparing tests for jslint (switching to must instead of chai) (wiki)
activating jslint for the servertests